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authorIlia Mirkin <[email protected]>2016-11-09 14:31:25 -0500
committerIlia Mirkin <[email protected]>2016-11-09 20:11:57 -0500
commit828faaef40f9bd50cb75c2cde0d9393bc3fb6695 (patch)
tree4ab223adc58e1e6b5fb0d58d9d922dab08f4c78d /src
parent5be635d5e40d9741e456fb1711ec72896e572be5 (diff)
swr: correct setting of independentAlphaBlendEnable
This setting is for whether color and alpha have different blend settings, not for whether blending is enabled on a per-RT basis. Signed-off-by: Ilia Mirkin <[email protected]> Reviewed-by: Tim Rowley <[email protected]>
Diffstat (limited to 'src')
-rw-r--r--src/gallium/drivers/swr/swr_state.cpp7
1 files changed, 6 insertions, 1 deletions
diff --git a/src/gallium/drivers/swr/swr_state.cpp b/src/gallium/drivers/swr/swr_state.cpp
index d19acfbb347..65327f39d02 100644
--- a/src/gallium/drivers/swr/swr_state.cpp
+++ b/src/gallium/drivers/swr/swr_state.cpp
@@ -1318,7 +1318,12 @@ swr_update_derived(struct pipe_context *pipe,
compileState.desc.alphaTestEnable =
ctx->depth_stencil->alpha.enabled;
compileState.desc.independentAlphaBlendEnable =
- ctx->blend->pipe.independent_blend_enable;
+ (compileState.blendState.sourceBlendFactor !=
+ compileState.blendState.sourceAlphaBlendFactor) ||
+ (compileState.blendState.destBlendFactor !=
+ compileState.blendState.destAlphaBlendFactor) ||
+ (compileState.blendState.colorBlendFunc !=
+ compileState.blendState.alphaBlendFunc);
compileState.desc.alphaToCoverageEnable =
ctx->blend->pipe.alpha_to_coverage;
compileState.desc.sampleMaskEnable = 0; // XXX